Topic 11: Measurement and data processing (2 hours) - taught throughout the year in conjunction with IA's 11.1 Uncertainty and error in measurement - 1 hour
11.1.1 Describe and give examples of random uncertainties and systematic errors. (2) 11.1.2 Distinguish between precision and accuracy. (2) 11.1.3 Describe how the effects of random uncertainties may be reduced. (2) 11.1.4 State random uncertainty as an uncertainty range (±). (1) 11.1.5 State the results of calculations to the appropriate number of significant figures. (1)
11.2 Uncertainties in calculated results - 0.5 hour
Power Point Presentation:
Note Guide:
11.2.1 State uncertainties as absolute and percentage uncertainties. (1) 11.2.2 Determine the uncertainties in results. (3)
11.3 Graphical techniques - 0.5 hour
Power Point Presentation:
Note Guide:
11.3.1 Sketch graphs to represent dependencies and interpret graph behavior. (3) 11.3.2 Construct graphs from experimental data. (3) 11.3.3 Draw best-fit lines through data points on a graph. (1) 11.3.4 Determine the values of physical quantities from graphs. (3)
Topic 11: Measurement and data processing (2 hours) - taught throughout the year in conjunction with IA's
11.1 Uncertainty and error in measurement - 1 hour
11.1.2 Distinguish between precision and accuracy. (2)
11.1.3 Describe how the effects of random uncertainties may be reduced. (2)
11.1.4 State random uncertainty as an uncertainty range (±). (1)
11.1.5 State the results of calculations to the appropriate number of significant figures. (1)
11.2 Uncertainties in calculated results - 0.5 hour
11.2.2 Determine the uncertainties in results. (3)
11.3 Graphical techniques - 0.5 hour
11.3.2 Construct graphs from experimental data. (3)
11.3.3 Draw best-fit lines through data points on a graph. (1)
11.3.4 Determine the values of physical quantities from graphs. (3)
Topic 11 Resources: